I've tried all the brands you listed except Initial Ascent. I'm currently running a Stone Glacier Sky Talus 6900 with an X-Curve frame. I appreciate how I can reduce the volume through the bivy-mode they designed into the pack. I tried previous generations of the EXO but have been reading...
For some context I have used both Leupold and Nightforce overseas and here CONUS for matches and hunting. I have witnessed Leupy's fail and succeed in these environments, I have never witnessed a failure with a Nightforce. I still own and use both on rifles. For the range and activities you...